从delphi中转过来的pb按钮自动填充背景图片的控件-transit over from the pb button automatically fill the background pictures Controls

用于显示、编辑和打印超文本文档，支持各种文字属性：字体、上下标、文字背景色、托拉等等。文档里可以包括表格、图片已经各种Delphi控件。段落可以实现左、右、中间对齐，多层次段标和编码，可定制的缩进。还支持Unicode编码、背景图片、打印预览、RTF输入输出、HTML输出。-for the show, edit and print-text documents in support of various character attributes : font, plus or standard,

Delphi中原有的TreeView控件仅可以保存Caption等少量数据，TreeViewEx可以保存Caption、图片索引以及其他数据。还新增了几个Event方便树操作。-TreeView control can be preserved Caption only a small amount of data, etc., can be preserved TreeViewEx Caption, photo index, and other data. Also added a few t